BE810436A - FREE AIR APPARATUS FOR DETERMINING THE DUST CONTENT OF THE OUTSIDE AIR - Google Patents

FREE AIR APPARATUS FOR DETERMINING THE DUST CONTENT OF THE OUTSIDE AIR

Info

Publication number
BE810436A
BE810436A BE140402A BE140402A BE810436A BE 810436 A BE810436 A BE 810436A BE 140402 A BE140402 A BE 140402A BE 140402 A BE140402 A BE 140402A BE 810436 A BE810436 A BE 810436A
Authority
BE
Belgium
Prior art keywords
determining
dust content
outside air
air
free
Prior art date
Application number
BE140402A
Other languages
French (fr)
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Publication of BE810436A publication Critical patent/BE810436A/en

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/06—Investigating concentration of particle suspensions
    • G01N15/0606—Investigating concentration of particle suspensions by collecting particles on a support
    • G01N15/0618—Investigating concentration of particle suspensions by collecting particles on a support of the filter type
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00—Sampling; Preparing specimens for investigation
    • G01N1/02—Devices for withdrawing samples
    • G01N1/22—Devices for withdrawing samples in the gaseous state
    • G01N1/2247—Sampling from a flowing stream of gas
    • G01N2001/225—Sampling from a flowing stream of gas isokinetic, same flow rate for sample and bulk gas

Landscapes

  • Chemical & Material Sciences (AREA)
  • Biochemistry (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)
  • Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
BE140402A 1973-02-15 1974-01-31 FREE AIR APPARATUS FOR DETERMINING THE DUST CONTENT OF THE OUTSIDE AIR BE810436A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH218773A CH552207A (en) 1973-02-15 1973-02-15 OUTDOOR UNIT FOR DETERMINING THE DUST CONTENT OF THE OUTDOOR AIR.

Publications (1)

Publication Number Publication Date
BE810436A true BE810436A (en) 1974-05-16

Family

ID=4227922

Family Applications (1)

Application Number Title Priority Date Filing Date
BE140402A BE810436A (en) 1973-02-15 1974-01-31 FREE AIR APPARATUS FOR DETERMINING THE DUST CONTENT OF THE OUTSIDE AIR

Country Status (6)

Country Link
JP (1) JPS49114984A (en)
BE (1) BE810436A (en)
CH (1) CH552207A (en)
GB (1) GB1442538A (en)
LU (1) LU69384A1 (en)
NL (1) NL7401650A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113324883A (en) * 2021-05-11 2021-08-31 罗本龙 Embedded raise dust pollution remote monitoring ware and remote monitering system

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3344463A1 (en) * 1983-12-02 1985-06-13 Heubach Hans Dr Gmbh Co Kg Permanently dusting-free pigment preparations
DE3416463A1 (en) * 1984-05-04 1985-11-07 Peter 7117 Bretzfeld Herrmann MULTI-STROKE ACTUATING CYLINDER
EP2352982B1 (en) 2008-11-06 2015-09-30 Stanislaw Kaminski Method for measuring dust concentration in flowing gas and device for measuring dust concentration in flowing gas
CN113033327A (en) * 2021-03-05 2021-06-25 湖南智连方舟工程科技有限公司 Building engineering field personnel monitoring system and monitoring facilities

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113324883A (en) * 2021-05-11 2021-08-31 罗本龙 Embedded raise dust pollution remote monitoring ware and remote monitering system

Also Published As

Publication number Publication date
LU69384A1 (en) 1974-05-29
DE2401008B2 (en) 1976-07-15
JPS49114984A (en) 1974-11-01
NL7401650A (en) 1974-08-19
DE2401008A1 (en) 1974-08-29
GB1442538A (en) 1976-07-14
CH552207A (en) 1974-07-31

Similar Documents

Publication Publication Date Title
FR2273758A1 (en) APPARATUS FOR THE PRODUCTION OF OZONE
FR2435697B1 (en) APPARATUS FOR MEASURING THE CONTOUR OF AN OBJECT
FR2276065A1 (en) AIR HUMIDIFIER FOR RESPIRATORY DEVICES
FR2278352A1 (en) APPARATUS FOR THE ADMINISTRATION OF PULVERULENT SUBSTANCES
FR2553519B1 (en) APPARATUS FOR MEASURING THE SPEED OF A ROTATING ELEMENT
BE848839A (en) SEROLOGICAL TEST TO DETERMINE THE PRESENCE OF ANTIBODIES OF NEISSERIA GONORHEAE,
FR2277324A1 (en) DEVICE FOR MEASURING THE DIMENSIONS OF A PART
FR2306925A1 (en) APPARATUS FOR DETERMINING THE QUALITIES OF A WIRE
FR2282644A1 (en) DEVICE FOR MEASURING THE SPEED OF A HELICOPTER
CH552193A (en) INSTRUMENT FOR MEASURING THE CIRCUMFERENCE OF AN OBJECT.
BE835941A (en) APPARATUS FOR TAKING ATMOSPHERIC SAMPLES
FR2277013A1 (en) IMPROVEMENTS TO SAMPLE CONVEYORS FOR MEASURING EQUIPMENT
BE789765A (en) APPARATUS FOR AUTOMATIC CHEMICAL ANALYSIS
BE829271A (en) APPARATUS FOR MEASURING THE DUST CONTENT OF A GAS CURRENT
BE826211A (en) AIR REODORANT COMPOSITIONS
FR2282230A1 (en) SEPARATION DEVICE FOR SKINCHING MACHINE
FR2274315A1 (en) AIR REODORANT COMPOSITIONS
FR2296162A1 (en) APPARATUS FOR DETERMINING THE CENTER OF AN ILLUMINATED HOLE
BE810436A (en) FREE AIR APPARATUS FOR DETERMINING THE DUST CONTENT OF THE OUTSIDE AIR
BE853868A (en) APPARATUS FOR OPENING ENVELOPES
FR2277195A1 (en) SUCTION TUBE FOR FLOATING DRAGGERS
FR2291568A1 (en) MUSICAL INSTRUMENT FOR ACCOMPANIMENT AGREEMENT
BE829557A (en) STRIPPING DEVICE FOR CONTINUOUS COMMERCIAL FORMS
BE782772A (en) APPARATUS FOR THE AUTOMATIC PERFORMANCE OF CHEMICAL ANALYSIS
BE873486A (en) AIR DRYING APPARATUS